1305123472

素因数分解:

$2^4\times {\mathrm{401}}^1\times {\mathrm{203417}}^1$

素因数の和:203826

約数の個数: 20

約数和(自身を含む): 2534995116

約数和(自身を除く): 1229871644

約数列:

[1, 2, 4, 8, 16, 401, 802, 1604, 3208, 6416, 203417, 406834, 813668, 1627336, 3254672, 81570217, 163140434, 326280868, 652561736, 1305123472]

約数ペア:

[(1, 1305123472), (2, 652561736), (4, 326280868), (8, 163140434), (16, 81570217), (401, 3254672), (802, 1627336), (1604, 813668), (3208, 406834), (6416, 203417)]